# SDR 96UAL900708

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 14, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N7253U
- Make and model: Boeing 727222
- Aircraft serial: 21400
- Engine: Pwa JT8D15
- System (JASC): [2730 · Elevator Control System](https://openairdocs.org/jasc/2730)
- Part: Pitch Trim
- Condition: Malfunctioned
- Location: Elevator
- Stage of operation: NR
- Nature of condition: F
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/96UAL900708

## Discrepancy

AT SLOW SPEED, PITCH TRIM TRIMS NOSE DOWN WHEN NOSE UP ACTUATED.  AT HIGH SPEED, TRIM CONTINUES TO TRIM NOSE DOWN WHEN SWITCH RELEASED.

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